{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011718","490:4900011650","490:4900011571","490:4900011835","490:4900011588","490:4900011572","490:4900011775","490:4900011975","490:4900011836","490:4900011248","490:4900011233","490:4900011231","490:4900011074","490:4900012111","490:4900011841","490:4900011654","490:4900012156","490:4900012117","490:4900011569","490:4900011586","490:4900012028","490:4900010920","490:4900011172","490:4900011299","490:4900011709"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3538655437589499,0.3116301577467617,0.24870700154128808,0.24281101049056655,0.22279226919932305,0.1982961653596669,0.19007586614908364,0.16912075844986746,0.16678511773211496,0.13071116971753965,0.12602249777001995,0.11938682777561684,0.09076826499029557,0.08944894026870724,0.08901421392383388,0.08501968793453774,0.0835922859991532,0.074807335436495,0.0743690625906869,0.0742768771093236,0.0696735658289439,0.06917558448231066,0.06808779024339537,0.06451204049225298,0.06210929950486011],"twin_dists":[0.18720300318882185,0.1983246091685645,0.21665927885065817,0.21851913156106487,0.2250628165137161,0.2336292641731731,0.23666624047068605,0.24484990658106862,0.24580605659992297,0.2619968047502285,0.26433812490724823,0.26776745634403776,0.28450787657207416,0.2853746100693327,0.28566242390207924,0.2883606974391332,0.28934940070420967,0.2957512895672077,0.2960862171352248,0.29615686795696605,0.29977857991714235,0.30018190640637454,0.30107121300596684,0.30407849605940085,0.3061767033037837],"n_dims_used":45,"mean_confidence":0.8892301771375868},"coverage":{"mean_confidence":0.8892301771375868,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}